What he said:

Hi Brad, it's Mike. I had a lunchtime appointment go long and I am bolting back to Evans. I'll be there shortly. See you soon. Thanks.

What Google Voice heard:

That it's mike. I had a list of women go a long and I am old thing. Back evidence. I'll be there for me to you soon. Thanks.

The interesting thing is that it got 17 out of the 26 words right--but those 17 words convey almost none of the information in the message...